samba. Not showing up online?

Question

linux

[global]
        security = user
        passdb backend = tdbsam
        workgroup = WORKGROUP
        lanman auth = no
        ntlm auth = yes
        client lanman auth = no

[web-data]
        path = /var/www
        browseable = yes
        writable = yes
        write list = student01
        guest ok = no
        valid users = student01
        force user = root
        force group = root

[office]
        path = /var/office
        public = yes
        browseable = yes
        writable = yes
        write list =
        guest ok = yes
        valid users =
        force user =
        force group =

Office appears only after I manually enter
\\websrv01\office

Answer 1

File server on Samba, visible from everywhere

Answer 2

With wannacry and disabling smb1, "networking" is a thing of the past.
Use gpo to map network drives or create shortcuts to desired resources.